Home / 57,328.24-85,526.78-54,228.04

Finding the Fourth Proportional to 57,328.24, 85,526.78 and 54,228.04

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Solution

The fourth proportional to 57,328.24, 85,526.78 and 54,228.04 is: 80,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.24 : 85,526.78 = 54,228.04 : x
  2. Step 2: Convert to fraction form
    57,328.24/85,526.78 = 54,228.04/x
  3. Step 3: Cross multiply
    57,328.24x = 85,526.78 × 54,228.04
  4. Step 4: Simplify right side
    57,328.24x = 4,637,949,646.91
  5. Step 5: Solve for x
    x = 4,637,949,646.91/57,328.24
  6. Step 6: Final answer
    x = 80,901.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.